Indiana State Senate District 18

Next vote Tue, Nov 3, 2026 · Represented by Stacey Donato Republican · Member list as of Oct 28

This seat has no race on the official 2026 list.

Last election: Stacey Donato (Republican) was unopposed, 2024

More about this seat

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Official results for Indiana

History (14 elections for this seat)

Indiana Senate District 18, 1972 to 2024, 2024, every candidate
Candidate	Party	Votes and share	Share
RepublicanStacey DonatoWon	Republican	45,901100.0%	100.0%

Votes for listed candidates: 52,184
Election day: November 3, 2020
District map: Older district map (2012 to 2021)

Indiana Senate District 18, 1972 to 2024, 2020, every candidate
Candidate	Party	Votes and share	Share
RepublicanStacey DonatoWon	Republican	38,22373.3%	73.3%
DemocraticLaura Fred-Smith	Democratic	13,96126.8%	26.8%

Indiana Senate District 18, 1972 to 2024, 2016, every candidate
Candidate	Party	Votes and share	Share
RepublicanRandall HeadWon(incumbent)	Republican	39,041100.0%	100.0%

Indiana Senate District 18, 1972 to 2024, 2012, every candidate
Candidate	Party	Votes and share	Share
RepublicanRandall HeadWon(incumbent)	Republican	34,348100.0%	100.0%

Votes for listed candidates: 46,386
Election day: November 4, 2008
District map: Older district map (2002 to 2011)

Indiana Senate District 18, 1972 to 2024, 2008, every candidate
Candidate	Party	Votes and share	Share
RepublicanRandall HeadWon	Republican	27,46159.2%	59.2%
DemocraticLinda L. Klinck	Democratic	18,92540.8%	40.8%

Indiana Senate District 18, 1972 to 2024, 2004, every candidate
Candidate	Party	Votes and share	Share
RepublicanThomas K. WeatherwaxWon(incumbent)	Republican	35,072100.0%	100.0%

Votes for listed candidates: 32,002
Election day: November 7, 2000
District map: Older district map (1992 to 2001)

Indiana Senate District 18, 1972 to 2024, 2000, every candidate
Candidate	Party	Votes and share	Share
RepublicanThomas K. WeatherwaxWon(incumbent)	Republican	29,88593.4%	93.4%
LibertarianStar Nelson	Libertarian	2,1176.6%	6.6%

Votes for listed candidates: 40,836
Election day: November 5, 1996
District map: Older district map (1992 to 2001)

Indiana Senate District 18, 1972 to 2024, 1996, every candidate
Candidate	Party	Votes and share	Share
RepublicanThomas K. WeatherwaxWon(incumbent)	Republican	27,76068.0%	68.0%
DemocraticCharles E. Ellison	Democratic	13,07632.0%	32.0%

Votes for listed candidates: 41,395
Election day: November 3, 1992
District map: Older district map (1992 to 2001)

Indiana Senate District 18, 1972 to 2024, 1992, every candidate
Candidate	Party	Votes and share	Share
RepublicanThomas K. WeatherwaxWon(incumbent)	Republican	22,35254.0%	54.0%
DemocraticKent Kimpel	Democratic	19,04346.0%	46.0%

Indiana Senate District 18, 1972 to 2024, 1988, every candidate
Candidate	Party	Votes and share	Share
RepublicanThomas K. WeatherwaxWon	Republican	26,861100.0%	100.0%

Votes for listed candidates: 42,402
Election day: November 6, 1984
District map: Older district map (1982 to 1991)

Indiana Senate District 18, 1972 to 2024, 1984, every candidate
Candidate	Party	Votes and share	Share
RepublicanWilliam F. JusticeWon(incumbent)	Republican	25,09759.2%	59.2%
DemocraticMary A. Cotner	Democratic	17,30540.8%	40.8%

Votes for listed candidates: 43,257
Election day: November 4, 1980
District map: Older district map (1972 to 1981)

Indiana Senate District 18, 1972 to 2024, 1980, every candidate
Candidate	Party	Votes and share	Share
RepublicanWilliam F. JusticeWon	Republican	22,97253.1%	53.1%
DemocraticArlen B. Good	Democratic	20,28546.9%	46.9%

Votes for listed candidates: 44,002
Election day: November 2, 1976
District map: Older district map (1972 to 1981)

Indiana Senate District 18, 1972 to 2024, 1976, every candidate
Candidate	Party	Votes and share	Share
DemocraticRobert E. PetersonWon	Democratic	22,40650.9%	50.9%
RepublicanJean Sullian	Republican	21,16348.1%	48.1%
OtherVeronica V. Bonnell	Other	4331.0%	1.0%

Votes for listed candidates: 43,151
Election day: November 7, 1972
District map: Older district map (1972 to 1981)

Indiana Senate District 18, 1972 to 2024, 1972, every candidate
Candidate	Party	Votes and share	Share
RepublicanLeo SullivanWon(incumbent)	Republican	21,82050.6%	50.6%
DemocraticRobert E. Peterson	Democratic	21,33149.4%	49.4%

2024: MEDSL 2024 official precinct returns (individual_states zips), retrieved Oct 28, 2026. Compiled by MIT Election Data and Science Lab (MEDSL) from official returns; not an official source
1972 to 2020: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), retrieved Oct 28, 2026. Compiled by Carl Klarner (Harvard Dataverse) from official returns; not an official source

Only part of this chamber is up in a given cycle. Which districts vote on which date is not on file. Last contest in this district on file: 2024.

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Election Wrld. (2026). Indiana State Senate District 18, election results 1972 to 2024. https://www.electionwrld.com/in/senate/18. Retrieved October 31, 2026.

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Sources

Sources: Census TIGERweb Legislative MapServer (120th CDs layer 0, 119th CDs layer 4, 2026 SLD upper layer 1 and lower layer 2) (US Census Bureau, public domain), retrieved Oct 28, 2026; Open Civic Data division identifiers (census_autogenerated us_sldl/us_sldu and openstates state files); also (sld-recent.json): Open Civic Data division identifiers (country-us) (CC0 (repository); also (sld-recent.json): CC0 1.0), retrieved Oct 28, 2026; Open States people (current) CSVs (CC0-1.0 (Open States people data)), retrieved Oct 28, 2026, compiled by Open States volunteers and staff (rosters from state legislature sites) from official returns, not an official source; MEDSL 2024 official precinct returns (individual_states zips) (Not stated in the GitHub repository (an earlier label said "MIT (repo)", which the repository does not support). MEDSL's Harvard Dataverse records are CC0 1.0, but these GitHub files were not checksum-matched to the Dataverse files, so CC0 is not claimed for them.), retrieved Oct 28, 2026, compiled by MIT Election Data and Science Lab (MEDSL) from official returns, not an official source; State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse) (CC0 1.0), retrieved Oct 28, 2026, compiled by Carl Klarner (Harvard Dataverse) from official returns, not an official source.

District id: ocd-division/country:us/state:in/sldu:18

DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), MEDSL 2024 official precinct returnsData as of Oct 28, 2026